package cn.doctor.assistant.pad.im;

import android.app.Activity;
import android.app.Fragment;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.PowerManager;
import android.provider.MediaStore;
import android.support.annotation.Nullable;
import android.support.v4.view.ViewPager;
import android.text.ClipboardManager;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.easemob.EMError;
import com.easemob.chat.EMChatManager;
import com.easemob.chat.EMConversation;
import com.easemob.chat.EMGroup;
import com.easemob.chat.EMMessage;
import com.easemob.chat.ImageMessageBody;
import com.easemob.chat.TextMessageBody;
import com.easemob.chat.VoiceMessageBody;
import com.easemob.util.PathUtil;
import com.easemob.util.VoiceRecorder;

import java.io.File;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;

import cn.doctor.assistant.pad.R;
import cn.doctor.assistant.pad.im.adapter.ExpressionAdapter;
import cn.doctor.assistant.pad.im.adapter.ExpressionPagerAdapter;
import cn.doctor.assistant.pad.im.adapter.MessageAdapter;
import cn.doctor.assistant.pad.im.adapter.VoicePlayClickListener;
import cn.doctor.assistant.pad.im.utils.CommonUtils;
import cn.doctor.assistant.pad.im.utils.SmileUtils;
import cn.doctor.assistant.pad.im.widget.ExpandGridView;
import cn.doctor.assistant.pad.im.widget.PasteEditText;
import cn.doctor.assistant.pad.ui.UI;

/**
 * Created by jiaolf on 2016/3/24.
 * 聊天页面，从原来的ChatActivity转换而来
 */
public class ChatFragment extends Fragment implements View.OnClickListener {

    private static final int REQUEST_CODE_EMPTY_HISTORY = 2;
    public static final int REQUEST_CODE_CONTEXT_MENU = 3;
    private static final int REQUEST_CODE_MAP = 4;
    public static final int REQUEST_CODE_TEXT = 5;
    public static final int REQUEST_CODE_VOICE = 6;
    public static final int REQUEST_CODE_PICTURE = 7;
    public static final int REQUEST_CODE_LOCATION = 8;
    public static final int REQUEST_CODE_NET_DISK = 9;
    public static final int REQUEST_CODE_FILE = 10;
    public static final int REQUEST_CODE_COPY_AND_PASTE = 11;
    public static final int REQUEST_CODE_PICK_VIDEO = 12;
    public static final int REQUEST_CODE_DOWNLOAD_VIDEO = 13;
    public static final int REQUEST_CODE_VIDEO = 14;
    public static final int REQUEST_CODE_DOWNLOAD_VOICE = 15;
    public static final int REQUEST_CODE_SELECT_USER_CARD = 16;
    public static final int REQUEST_CODE_SEND_USER_CARD = 17;
    public static final int REQUEST_CODE_CAMERA = 18;
    public static final int REQUEST_CODE_LOCAL = 19;
    public static final int REQUEST_CODE_CLICK_DESTORY_IMG = 20;
    public static final int REQUEST_CODE_GROUP_DETAIL = 21;
    public static final int REQUEST_CODE_SELECT_VIDEO = 23;
    public static final int REQUEST_CODE_SELECT_FILE = 24;
    public static final int REQUEST_CODE_ADD_TO_BLACKLIST = 25;

    public static final int RESULT_CODE_COPY = 1;
    public static final int RESULT_CODE_DELETE = 2;
    public static final int RESULT_CODE_FORWARD = 3;
    public static final int RESULT_CODE_OPEN = 4;
    public static final int RESULT_CODE_DWONLOAD = 5;
    public static final int RESULT_CODE_TO_CLOUD = 6;
    public static final int RESULT_CODE_EXIT_GROUP = 7;

    public static final int CHATTYPE_SINGLE = 1;
    public static final int CHATTYPE_GROUP = 2;

    public static final String COPY_IMAGE = "EASEMOBIMG";
    private View recordingContainer;
    private ImageView micImage;
    private TextView recordingHint;
    private ListView listView;
    private PasteEditText mEditTextContent;
    private View buttonSetModeKeyboard;
    private View buttonSetModeVoice;
    private View buttonSend;
    private View buttonPressToSpeak;
    // private ViewPager expressionViewpager;
    private LinearLayout emojiIconContainer;
    private LinearLayout btnContainer;
    // private ImageView locationImgview;
    private View more;
    private int position;
    private ClipboardManager clipboard;
    private ViewPager expressionViewpager;
    private InputMethodManager manager;
    private List<String> reslist;
    private Drawable[] micImages;
    private int chatType;
    private EMConversation conversation;

    //FIXME 这里原来是activity，现在要改为Fragment
    public static ChatFragment activityInstance = null;
    // 给谁发送消息
    private String toChatUsername;
    private VoiceRecorder voiceRecorder;
    private MessageAdapter adapter;
    private File cameraFile;
    static int resendPos;

    private ImageView iv_emoticons_normal;
    private ImageView iv_emoticons_checked;
    private RelativeLayout edittext_layout;
    private ProgressBar loadmorePB;
    private boolean isloading;
    private final int pagesize = 20;
    private boolean haveMoreData = true;
    private Button btnMore;
    public String playMsgId;

    private Handler micImageHandler = new Handler() {
        @Override
        public void handleMessage(android.os.Message msg) {
            // 切换msg切换图片
            micImage.setImageDrawable(micImages[msg.what]);
        }
    };
    private EMGroup group;

    private View rootView;
    private Activity activity;

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        activity = getActivity();
        rootView = LayoutInflater.from(activity).inflate(R.layout.chat_layout, container, false);
        return rootView;
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        initView();
        setupView();
        super.onViewCreated(view, savedInstanceState);
    }

    private void initView() {
        recordingContainer = rootView.findViewById(R.id.recording_container);
        micImage = (ImageView) rootView.findViewById(R.id.mic_image);
        recordingHint = (TextView) rootView.findViewById(R.id.recording_hint);
        listView = (ListView) rootView.findViewById(R.id.list);
        mEditTextContent = (PasteEditText) rootView.findViewById(R.id.et_sendmessage);
        buttonSetModeKeyboard = rootView.findViewById(R.id.btn_set_mode_keyboard);
        edittext_layout = (RelativeLayout) rootView.findViewById(R.id.edittext_layout);
        buttonSetModeVoice = rootView.findViewById(R.id.btn_set_mode_voice);
        buttonSend = rootView.findViewById(R.id.btn_send);
        buttonPressToSpeak = rootView.findViewById(R.id.btn_press_to_speak);
        expressionViewpager = (ViewPager) rootView.findViewById(R.id.vPager);
        emojiIconContainer = (LinearLayout) rootView.findViewById(R.id.ll_face_container);
        btnContainer = (LinearLayout) rootView.findViewById(R.id.ll_btn_container);
        // locationImgview = (ImageView) findViewById(R.id.btn_location);
        iv_emoticons_normal = (ImageView) rootView.findViewById(R.id.iv_emoticons_normal);
        iv_emoticons_checked = (ImageView) rootView.findViewById(R.id.iv_emoticons_checked);
        loadmorePB = (ProgressBar)rootView. findViewById(R.id.pb_load_more);
        btnMore = (Button) rootView.findViewById(R.id.btn_more);
        iv_emoticons_normal.setVisibility(View.VISIBLE);
        iv_emoticons_checked.setVisibility(View.INVISIBLE);
        more = rootView.findViewById(R.id.more);
        edittext_layout.setBackgroundResource(R.drawable.input_bar_bg_normal);

        // 动画资源文件,用于录制语音时
        micImages = new Drawable[] { getResources().getDrawable(R.drawable.record_animate_01),
                getResources().getDrawable(R.drawable.record_animate_02),
                getResources().getDrawable(R.drawable.record_animate_03),
                getResources().getDrawable(R.drawable.record_animate_04),
                getResources().getDrawable(R.drawable.record_animate_05),
                getResources().getDrawable(R.drawable.record_animate_06),
                getResources().getDrawable(R.drawable.record_animate_07),
                getResources().getDrawable(R.drawable.record_animate_08),
                getResources().getDrawable(R.drawable.record_animate_09),
                getResources().getDrawable(R.drawable.record_animate_10),
                getResources().getDrawable(R.drawable.record_animate_11),
                getResources().getDrawable(R.drawable.record_animate_12),
                getResources().getDrawable(R.drawable.record_animate_13),
                getResources().getDrawable(R.drawable.record_animate_14), };

        // 表情list
        reslist = getExpressionRes(35);
        // 初始化表情viewpager
        List<View> views = new ArrayList<View>();
        View gv1 = getGridChildView(1);
        View gv2 = getGridChildView(2);
        views.add(gv1);
        views.add(gv2);
        expressionViewpager.setAdapter(new ExpressionPagerAdapter(views));
        edittext_layout.requestFocus();
        voiceRecorder = new VoiceRecorder(micImageHandler);
        buttonPressToSpeak.setOnTouchListener(new PressToSpeakListen());
        mEditTextContent.setOnFocusChangeListener(new View.OnFocusChangeListener() {

            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    edittext_layout.setBackgroundResource(R.drawable.input_bar_bg_active);
                } else {
                    edittext_layout.setBackgroundResource(R.drawable.input_bar_bg_normal);
                }

            }
        });
        mEditTextContent.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                edittext_layout.setBackgroundResource(R.drawable.input_bar_bg_active);
                more.setVisibility(View.GONE);
                iv_emoticons_normal.setVisibility(View.VISIBLE);
                iv_emoticons_checked.setVisibility(View.INVISIBLE);
                emojiIconContainer.setVisibility(View.GONE);
                btnContainer.setVisibility(View.GONE);
            }
        });
        // 监听文字框
        mEditTextContent.addTextChangedListener(new TextWatcher() {

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {
                if (!TextUtils.isEmpty(s)) {
                    btnMore.setVisibility(View.GONE);
                    buttonSend.setVisibility(View.VISIBLE);
                } else {
                    btnMore.setVisibility(View.VISIBLE);
                    buttonSend.setVisibility(View.GONE);
                }
            }

            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            @Override
            public void afterTextChanged(Editable s) {

            }
        });

    }

    private void setupView() {
        iv_emoticons_normal.setOnClickListener(this);
        iv_emoticons_checked.setOnClickListener(this);
        // position = getIntent().getIntExtra("position", -1);
        clipboard = (ClipboardManager) activity.getSystemService(Context.CLIPBOARD_SERVICE);
        manager = (InputMethodManager) activity.getSystemService(Context.INPUT_METHOD_SERVICE);
        activity.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
        wakeLock = ((PowerManager) activity.getSystemService(Context.POWER_SERVICE))
                .newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, "demo");
        // 判断单聊还是群聊
        chatType = activity.getIntent().getIntExtra("chatType", CHATTYPE_SINGLE);

        if (chatType == CHATTYPE_SINGLE) { // 单聊
            toChatUsername = activity.getIntent().getStringExtra("userId");
            String userName = activity.getIntent().getStringExtra("userName");

            String name = "";
            /*VISIT_USER user = FriendManager.getUser(toChatUsername);

            if (user != null && !TextUtils.isEmpty(user.getREAL_NAME())) {
                name = user.getREAL_NAME();
            } else {
                User u = FriendManager.getHXUser(toChatUsername);
                if (u != null && !TextUtils.isEmpty(u.getNick())) {
                    name = u.getNick();
                }
            }

            ((TextView) findViewById(R.id.name)).setText(TextUtils.isEmpty(name) ? userName : name);*/
            // conversation =
            // EMChatManager.getInstance().getConversation(toChatUsername,false);
        } else {
            /*// 群聊
            findViewById(R.id.container_to_group).setVisibility(View.VISIBLE);
            findViewById(R.id.container_remove).setVisibility(View.GONE);
            // findViewById(R.id.container_voice_call).setVisibility(View.GONE);
            // findViewById(R.id.container_video_call).setVisibility(View.GONE);
            toChatUsername = getIntent().getStringExtra("groupId");
            group = EMGroupManager.getInstance().getGroup(toChatUsername);
            if (group != null) {
                String groupName = group.getGroupName();
                if (groupName.contains(ConstantValues.SPLITE_GROUP_NAME_STR)) {
                    groupName = groupName.split(ConstantValues.SPLITE_GROUP_NAME_STR)[0];
                }
                ((TextView) findViewById(R.id.name)).setText(groupName);
            } else {
                ((TextView) findViewById(R.id.name)).setText(toChatUsername);
            }

            // conversation =
            // EMChatManager.getInstance().getConversation(toChatUsername,true);*/
        }
        conversation = EMChatManager.getInstance().getConversation(toChatUsername);
        // 把此会话的未读数置为0
        conversation.resetUnreadMsgCount();

        // 初始化db时，每个conversation加载数目是getChatOptions().getNumberOfMessagesLoaded
        // 这个数目如果比用户期望进入会话界面时显示的个数不一样，就多加载一些
        final List<EMMessage> msgs = conversation.getAllMessages();
        int msgCount = msgs != null ? msgs.size() : 0;
        if (msgCount < conversation.getAllMsgCount() && msgCount < pagesize) {
            String msgId = null;
            if (msgs != null && msgs.size() > 0) {
                msgId = msgs.get(0).getMsgId();
            }
            if (chatType == CHATTYPE_SINGLE) {
                conversation.loadMoreMsgFromDB(msgId, pagesize);
            } else {
                conversation.loadMoreGroupMsgFromDB(msgId, pagesize);
            }
        }
        adapter = new MessageAdapter(this, toChatUsername, chatType);
        // 显示消息
        listView.setAdapter(adapter);
        listView.setOnScrollListener(new ListScrollListener());
        adapter.refreshSelectLast();

        listView.setOnTouchListener(new View.OnTouchListener() {

            @Override
            public boolean onTouch(View v, MotionEvent event) {
                hideKeyboard();
                more.setVisibility(View.GONE);
                iv_emoticons_normal.setVisibility(View.VISIBLE);
                iv_emoticons_checked.setVisibility(View.INVISIBLE);
                emojiIconContainer.setVisibility(View.GONE);
                btnContainer.setVisibility(View.GONE);
                return false;
            }
        });

        // 监听当前会话的群聊解散被T事件
//        groupListener = new GroupListener();
//        EMGroupManager.getInstance().addGroupChangeListener(groupListener);

        // show forward message if the message is not null
        String forward_msg_id = activity.getIntent().getStringExtra("forward_msg_id");
        if (forward_msg_id != null) {
            // 显示发送要转发的消息
//            forwardMessage(forward_msg_id);
        }
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (resultCode == RESULT_CODE_EXIT_GROUP) {
//            setResult(RESULT_OK);
//            finish();
            return;
        }
        if (requestCode == REQUEST_CODE_CONTEXT_MENU) {
            switch (resultCode) {
                case RESULT_CODE_COPY: // 复制消息

                    EMMessage copyMsg = adapter.getItem(data.getIntExtra("position", -1));

                    // clipboard.setText(SmileUtils.getSmiledText(ChatActivity.this,
                    // ((TextMessageBody) copyMsg.getBody()).getMessage()));
                    clipboard.setText(((TextMessageBody) copyMsg.getBody()).getMessage());
                    break;
                case RESULT_CODE_DELETE: // 删除消息
                    EMMessage deleteMsg = adapter.getItem(data.getIntExtra("position", -1));
                    conversation.removeMessage(deleteMsg.getMsgId());
                    adapter.refreshSeekTo(data.getIntExtra("position", adapter.getCount()) - 1);
                    break;

			/*case RESULT_CODE_FORWARD: // 转发消息
				EMMessage forwardMsg = adapter.getItem(data.getIntExtra("position", 0));
				Intent intent = new Intent(this, ForwardMessageActivity.class);
				intent.putExtra("forward_msg_id", forwardMsg.getMsgId());
				startActivity(intent);

				break;*/

                default:
                    break;
            }
        }
        if (resultCode == Activity.RESULT_OK) { // 清空消息
            if (requestCode == REQUEST_CODE_EMPTY_HISTORY) {
                // 清空会话
                EMChatManager.getInstance().clearConversation(toChatUsername);
                adapter.refresh();
            } else if (requestCode == REQUEST_CODE_CAMERA) { // 发送照片
                if (cameraFile != null && cameraFile.exists())
                    sendPicture(cameraFile.getAbsolutePath());
            }  else if (requestCode == REQUEST_CODE_LOCAL) { // 发送本地图片
                if (data != null) {
                    Uri selectedImage = data.getData();
                    if (selectedImage != null) {
                        sendPicByUri(selectedImage);
                    }
                }
            } else if (requestCode == REQUEST_CODE_TEXT || requestCode == REQUEST_CODE_VOICE
                    || requestCode == REQUEST_CODE_PICTURE || requestCode == REQUEST_CODE_LOCATION
                    || requestCode == REQUEST_CODE_VIDEO || requestCode == REQUEST_CODE_FILE) {
                resendMessage();
            } else if (requestCode == REQUEST_CODE_COPY_AND_PASTE) {
                // 粘贴
                if (!TextUtils.isEmpty(clipboard.getText())) {
                    String pasteText = clipboard.getText().toString();
                    if (pasteText.startsWith(COPY_IMAGE)) {
                        // 把图片前缀去掉，还原成正常的path
                        sendPicture(pasteText.replace(COPY_IMAGE, ""));
                    }

                }
            } else if (conversation.getMsgCount() > 0) {
                adapter.refresh();
//                setResult(RESULT_OK);
            } else if (requestCode == REQUEST_CODE_GROUP_DETAIL) {
                adapter.refresh();
            }
        }
    }
    /**
     * 消息图标点击事件
     *
     * @param view
     */
    @Override
    public void onClick(View view) {
        String st1 = getResources().getString(R.string.not_connect_to_server);
        int id = view.getId();
        if (id == R.id.btn_send) {// 点击发送按钮(发文字和表情)
            String s = mEditTextContent.getText().toString();
            sendText(s);
        } else if (id == R.id.btn_take_picture) {
            selectPicFromCamera();// 点击照相图标
        } else if (id == R.id.btn_picture) {
            selectPicFromLocal(); // 点击图片图标
        } /*
			 * else if (id == R.id.btn_location) { // 位置
			 * startActivityForResult(new Intent(this, BaiduMapActivity.class),
			 * REQUEST_CODE_MAP); }
			 */ else if (id == R.id.iv_emoticons_normal) { // 点击显示表情框
            more.setVisibility(View.VISIBLE);
            iv_emoticons_normal.setVisibility(View.INVISIBLE);
            iv_emoticons_checked.setVisibility(View.VISIBLE);
            btnContainer.setVisibility(View.GONE);
            emojiIconContainer.setVisibility(View.VISIBLE);
            hideKeyboard();
        } else if (id == R.id.iv_emoticons_checked) { // 点击隐藏表情框
            iv_emoticons_normal.setVisibility(View.VISIBLE);
            iv_emoticons_checked.setVisibility(View.INVISIBLE);
            btnContainer.setVisibility(View.VISIBLE);
            emojiIconContainer.setVisibility(View.GONE);
            more.setVisibility(View.GONE);

        } /*
			 * else if (id == R.id.btn_video) { // 点击摄像图标 Intent intent = new
			 * Intent(ChatActivity.this, ImageGridActivity.class);
			 * startActivityForResult(intent, REQUEST_CODE_SELECT_VIDEO); } else
			 * if (id == R.id.btn_file) { // 点击文件图标 selectFileFromLocal(); }
			 * else if (id == R.id.btn_voice_call) { // 点击语音电话图标 if
			 * (!EMChatManager.getInstance().isConnected()) Toast.makeText(this,
			 * st1, Toast.LENGTH_SHORT).show(); else startActivity(new
			 * Intent(ChatActivity.this, VoiceCallActivity.class)
			 * .putExtra("username", toChatUsername).putExtra("isComingCall",
			 * false)); } else if (id == R.id.btn_video_call) { // 视频通话 if
			 * (!EMChatManager.getInstance().isConnected()) Toast.makeText(this,
			 * st1, Toast.LENGTH_SHORT).show(); else startActivity(new
			 * Intent(this, VideoCallActivity.class).putExtra("username",
			 * toChatUsername) .putExtra("isComingCall", false)); }
			 */
    }

    /**
     * 照相获取图片
     */
    public void selectPicFromCamera() {
        if (!CommonUtils.isExitsSdcard()) {
            String st = getResources().getString(R.string.sd_card_does_not_exist);
            UI.showToast(st);
            return;
        }

        cameraFile = new File(PathUtil.getInstance().getImagePath(),
                HXSDKHelper.getInstance().getHXId() + System.currentTimeMillis() + ".jpg");
        cameraFile.getParentFile().mkdirs();
        startActivityForResult(
                new Intent(MediaStore.ACTION_IMAGE_CAPTURE).putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(cameraFile)),
                REQUEST_CODE_CAMERA);
    }

    /**
     * 从图库获取图片
     */
    public void selectPicFromLocal() {
        Intent intent;
        if (Build.VERSION.SDK_INT < 19) {
            intent = new Intent(Intent.ACTION_GET_CONTENT);
            intent.setType("image/*");

        } else {
            intent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
        }
        startActivityForResult(intent, REQUEST_CODE_LOCAL);
    }

    /**
     * 发送文本消息
     *
     * @param content
     *            message content boolean resend
     */
    private void sendText(String content) {

        if (content.length() > 0) {
            EMMessage message = EMMessage.createSendMessage(EMMessage.Type.TXT);
            bindUserInfo(message);

            // 如果是群聊，设置chattype,默认是单聊
            if (chatType == CHATTYPE_GROUP)
                message.setChatType(EMMessage.ChatType.GroupChat);
            TextMessageBody txtBody = new TextMessageBody(content);
            // 设置消息body
            message.addBody(txtBody);
            // 设置要发给谁,用户username或者群聊groupid
            message.setReceipt(toChatUsername);
            // 把messgage加到conversation中
            conversation.addMessage(message);
            // 通知adapter有消息变动，adapter会根据加入的这条message显示消息和调用sdk的发送方法

            //XXX:
            adapter.setSendMessage(message);

            adapter.refreshSelectLast();
            mEditTextContent.setText("");

//            setResult(Activity.RESULT_OK);

            // XXX:发送给自己
            //sendToSelf(message);
        }
    }

    /**
     * 发送语音
     *
     * @param filePath
     * @param fileName
     * @param length
     * @param isResend
     */
    private void sendVoice(String filePath, String fileName, String length, boolean isResend) {
        if (!(new File(filePath).exists())) {
            return;
        }
        try {
            final EMMessage message = EMMessage.createSendMessage(EMMessage.Type.VOICE);
            bindUserInfo(message);

            // 如果是群聊，设置chattype,默认是单聊
            if (chatType == CHATTYPE_GROUP)
                message.setChatType(EMMessage.ChatType.GroupChat);
            message.setReceipt(toChatUsername);
            int len = Integer.parseInt(length);
            VoiceMessageBody body = new VoiceMessageBody(new File(filePath), len);
            message.addBody(body);

            conversation.addMessage(message);

            // XXX:
            adapter.setSendMessage(message);

            adapter.refreshSelectLast();
//            setResult(RESULT_OK);
            // send file
            // sendVoiceSub(filePath, fileName, message);

            // XXX:发送给自己
            //sendToSelf(message);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 发送图片
     *
     * @param filePath
     */
    private void sendPicture(final String filePath) {
        String to = toChatUsername;
        // create and add image message in view
        final EMMessage message = EMMessage.createSendMessage(EMMessage.Type.IMAGE);
        bindUserInfo(message);

        // 如果是群聊，设置chattype,默认是单聊
        if (chatType == CHATTYPE_GROUP)
            message.setChatType(EMMessage.ChatType.GroupChat);

        message.setReceipt(to);
        ImageMessageBody body = new ImageMessageBody(new File(filePath));
        // 默认超过100k的图片会压缩后发给对方，可以设置成发送原图
        // body.setSendOriginalImage(true);
        message.addBody(body);
        conversation.addMessage(message);

        listView.setAdapter(adapter);

        adapter.setSendMessage(message);

        adapter.refreshSelectLast();
//        setResult(RESULT_OK);
        // more(more);

        // XXX:发送给自己
        //sendToSelf(message);
    }

    /**
     * 根据图库图片uri发送图片
     *
     * @param selectedImage
     */
    private void sendPicByUri(Uri selectedImage) {
        // String[] filePathColumn = { MediaStore.Images.Media.DATA };
        Cursor cursor = activity.getContentResolver().query(selectedImage, null, null, null, null);
        String st8 = getResources().getString(R.string.cant_find_pictures);
        if (cursor != null) {
            cursor.moveToFirst();
            int columnIndex = cursor.getColumnIndex("_data");
            String picturePath = cursor.getString(columnIndex);
            cursor.close();
            cursor = null;

            if (picturePath == null || picturePath.equals("null")) {
                Toast toast = Toast.makeText(activity, st8, Toast.LENGTH_SHORT);
                toast.setGravity(Gravity.CENTER, 0, 0);
                toast.show();
                return;
            }
            sendPicture(picturePath);
        } else {
            File file = new File(selectedImage.getPath());
            if (!file.exists()) {
                Toast toast = Toast.makeText(activity, st8, Toast.LENGTH_SHORT);
                toast.setGravity(Gravity.CENTER, 0, 0);
                toast.show();
                return;

            }
            sendPicture(file.getAbsolutePath());
        }

    }

    private void bindUserInfo(EMMessage message) {
//        VISIT_USER me = LoginUserMgr.getLoginUser();
//        message.setAttribute("nick", me.getREAL_NAME());
//        message.setAttribute("avatar", me.getThumb());
    }

    /**
     * 重发消息
     */
    private void resendMessage() {
        EMMessage msg = null;
        //msg = conversation.getMessage(resendPos);
        //if(msg == null) return; //

        EMMessage m = adapter.getItem(resendPos);

        msg = conversation.getMessage(m.getMsgId());
        if(msg == null) return;

        // msg.setBackSend(true);
        msg.status = EMMessage.Status.CREATE;

        // XXX
        //ChatDBManager.getInstance().updateMessageState(msg.getMsgId(), msg.getMsgTime()+"", msg.status);
        //sendToSelf(msg);

        adapter.refreshSeekTo(resendPos);
    }

    /**
     * 显示语音图标按钮
     *
     * @param view
     */
    public void setModeVoice(View view) {
        hideKeyboard();
        edittext_layout.setVisibility(View.GONE);
        more.setVisibility(View.GONE);
        view.setVisibility(View.GONE);
        buttonSetModeKeyboard.setVisibility(View.VISIBLE);
        buttonSend.setVisibility(View.GONE);
        btnMore.setVisibility(View.VISIBLE);
        buttonPressToSpeak.setVisibility(View.VISIBLE);
        iv_emoticons_normal.setVisibility(View.VISIBLE);
        iv_emoticons_checked.setVisibility(View.INVISIBLE);
        btnContainer.setVisibility(View.VISIBLE);
        emojiIconContainer.setVisibility(View.GONE);

    }


    /**
     * 显示键盘图标
     *
     * @param view
     */
    public void setModeKeyboard(View view) {
        // mEditTextContent.setOnFocusChangeListener(new OnFocusChangeListener()
        // {
        // @Override
        // public void onFocusChange(View v, boolean hasFocus) {
        // if(hasFocus){
        // getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
        // }
        // }
        // });
        edittext_layout.setVisibility(View.VISIBLE);
        more.setVisibility(View.GONE);
        view.setVisibility(View.GONE);
        buttonSetModeVoice.setVisibility(View.VISIBLE);
        // mEditTextContent.setVisibility(View.VISIBLE);
        mEditTextContent.requestFocus();
        // buttonSend.setVisibility(View.VISIBLE);
        buttonPressToSpeak.setVisibility(View.GONE);
        if (TextUtils.isEmpty(mEditTextContent.getText())) {
            btnMore.setVisibility(View.VISIBLE);
            buttonSend.setVisibility(View.GONE);
        } else {
            btnMore.setVisibility(View.GONE);
            buttonSend.setVisibility(View.VISIBLE);
        }

    }




    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
    }


    /**
     * 显示或隐藏图标按钮页
     *
     * @param view
     */
    public void more(View view) {
        if (more.getVisibility() == View.GONE) {
            System.out.println("more gone");
            hideKeyboard();
            more.setVisibility(View.VISIBLE);
            btnContainer.setVisibility(View.VISIBLE);
            emojiIconContainer.setVisibility(View.GONE);
        } else {
            if (emojiIconContainer.getVisibility() == View.VISIBLE) {
                emojiIconContainer.setVisibility(View.GONE);
                btnContainer.setVisibility(View.VISIBLE);
                iv_emoticons_normal.setVisibility(View.VISIBLE);
                iv_emoticons_checked.setVisibility(View.INVISIBLE);
            } else {
                more.setVisibility(View.GONE);
            }

        }

    }

    /**
     * 点击文字输入框
     *
     * @param v
     */
    public void editClick(View v) {
        listView.setSelection(listView.getCount() - 1);
        if (more.getVisibility() == View.VISIBLE) {
            more.setVisibility(View.GONE);
            iv_emoticons_normal.setVisibility(View.VISIBLE);
            iv_emoticons_checked.setVisibility(View.INVISIBLE);
        }

    }

    private PowerManager.WakeLock wakeLock;

    /**
     * 按住说话listener
     *
     */
    class PressToSpeakListen implements View.OnTouchListener {
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            switch (event.getAction()) {
                case MotionEvent.ACTION_DOWN:
                    if (!CommonUtils.isExitsSdcard()) {
                        String st4 = getResources().getString(R.string.Send_voice_need_sdcard_support);
                        Toast.makeText(activity, st4, Toast.LENGTH_SHORT).show();
                        return false;
                    }
                    try {
                        v.setPressed(true);
                        wakeLock.acquire();
                        if (VoicePlayClickListener.isPlaying)
                            VoicePlayClickListener.currentPlayListener.stopPlayVoice();
                        recordingContainer.setVisibility(View.VISIBLE);
                        recordingHint.setText(getString(R.string.move_up_to_cancel));
                        recordingHint.setBackgroundColor(Color.TRANSPARENT);
                        voiceRecorder.startRecording(null, toChatUsername, activity);
                    } catch (Exception e) {
                        e.printStackTrace();
                        v.setPressed(false);
                        if (wakeLock.isHeld())
                            wakeLock.release();
                        if (voiceRecorder != null)
                            voiceRecorder.discardRecording();
                        recordingContainer.setVisibility(View.INVISIBLE);
                        Toast.makeText(activity, R.string.recoding_fail, Toast.LENGTH_SHORT).show();
                        return false;
                    }

                    return true;
                case MotionEvent.ACTION_MOVE: {
                    if (event.getY() < 0) {
                        recordingHint.setText(getString(R.string.release_to_cancel));
                        recordingHint.setBackgroundResource(R.drawable.recording_text_hint_bg);
                    } else {
                        recordingHint.setText(getString(R.string.move_up_to_cancel));
                        recordingHint.setBackgroundColor(Color.TRANSPARENT);
                    }
                    return true;
                }
                case MotionEvent.ACTION_UP:
                    v.setPressed(false);
                    recordingContainer.setVisibility(View.INVISIBLE);
                    if (wakeLock.isHeld())
                        wakeLock.release();
                    if (event.getY() < 0) {
                        // discard the recorded audio.
                        voiceRecorder.discardRecording();

                    } else {
                        // stop recording and send voice file
                        String st1 = getResources().getString(R.string.Recording_without_permission);
                        String st2 = getResources().getString(R.string.The_recording_time_is_too_short);
                        String st3 = getResources().getString(R.string.send_failure_please);
                        try {
                            int length = voiceRecorder.stopRecoding();
                            if (length > 0) {
                                sendVoice(voiceRecorder.getVoiceFilePath(), voiceRecorder.getVoiceFileName(toChatUsername),
                                        Integer.toString(length), false);
                            } else if (length == EMError.INVALID_FILE) {
                                Toast.makeText(activity, st1, Toast.LENGTH_SHORT).show();
                            } else {
                                Toast.makeText(activity, st2, Toast.LENGTH_SHORT).show();
                            }
                        } catch (Exception e) {
                            e.printStackTrace();
                            Toast.makeText(activity, st3, Toast.LENGTH_SHORT).show();
                        }

                    }
                    return true;
                default:
                    recordingContainer.setVisibility(View.INVISIBLE);
                    if (voiceRecorder != null)
                        voiceRecorder.discardRecording();
                    return false;
            }
        }
    }

    /**
     * 获取表情的gridview的子view
     *
     * @param i
     * @return
     */
    private View getGridChildView(int i) {
        View view = View.inflate(activity, R.layout.expression_gridview, null);
        ExpandGridView gv = (ExpandGridView) view.findViewById(R.id.gridview);
        List<String> list = new ArrayList<String>();
        if (i == 1) {
            List<String> list1 = reslist.subList(0, 20);
            list.addAll(list1);
        } else if (i == 2) {
            list.addAll(reslist.subList(20, reslist.size()));
        }
        list.add("delete_expression");
        final ExpressionAdapter expressionAdapter = new ExpressionAdapter(activity, 1, list);
        gv.setAdapter(expressionAdapter);
        gv.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                String filename = expressionAdapter.getItem(position);
                try {
                    // 文字输入框可见时，才可输入表情
                    // 按住说话可见，不让输入表情
                    if (buttonSetModeKeyboard.getVisibility() != View.VISIBLE) {

                        if (filename != "delete_expression") { // 不是删除键，显示表情
                            // 这里用的反射，所以混淆的时候不要混淆SmileUtils这个类
                            Class clz = Class.forName("com.easemob.chatuidemo.utils.SmileUtils");
                            Field field = clz.getField(filename);
                            mEditTextContent
                                    .append(SmileUtils.getSmiledText(activity, (String) field.get(null)));
                        } else { // 删除文字或者表情
                            if (!TextUtils.isEmpty(mEditTextContent.getText())) {

                                int selectionStart = mEditTextContent.getSelectionStart();// 获取光标的位置
                                if (selectionStart > 0) {
                                    String body = mEditTextContent.getText().toString();
                                    String tempStr = body.substring(0, selectionStart);
                                    int i = tempStr.lastIndexOf("[");// 获取最后一个表情的位置
                                    if (i != -1) {
                                        CharSequence cs = tempStr.substring(i, selectionStart);
                                        if (SmileUtils.containsKey(cs.toString()))
                                            mEditTextContent.getEditableText().delete(i, selectionStart);
                                        else
                                            mEditTextContent.getEditableText().delete(selectionStart - 1,
                                                    selectionStart);
                                    } else {
                                        mEditTextContent.getEditableText().delete(selectionStart - 1, selectionStart);
                                    }
                                }
                            }

                        }
                    }
                } catch (Exception e) {
                }

            }
        });
        return view;
    }

    public List<String> getExpressionRes(int getSum) {
        List<String> reslist = new ArrayList<String>();
        for (int x = 1; x <= getSum; x++) {
            String filename = "ee_" + x;

            reslist.add(filename);

        }
        return reslist;

    }


    /**
     * 隐藏软键盘
     */
    private void hideKeyboard() {
        if (activity.getWindow().getAttributes().softInputMode != WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN) {
            if (activity.getCurrentFocus() != null)
                manager.hideSoftInputFromWindow(activity.getCurrentFocus().getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
        }
    }

    /**
     * listview滑动监听listener
     *
     */
    private class ListScrollListener implements AbsListView.OnScrollListener {

        @Override
        public void onScrollStateChanged(AbsListView view, int scrollState) {
            switch (scrollState) {
                case AbsListView.OnScrollListener.SCROLL_STATE_IDLE:
                    if (view.getFirstVisiblePosition() == 0 && !isloading && haveMoreData) {
                        isloading = true;
                        loadmorePB.setVisibility(View.VISIBLE);
                        // sdk初始化加载的聊天记录为20条，到顶时去db里获取更多
                        List<EMMessage> messages;
                        EMMessage firstMsg = conversation.getAllMessages().get(0);
                        try {
                            // 获取更多messges，调用此方法的时候从db获取的messages
                            // sdk会自动存入到此conversation中
                            if (chatType == CHATTYPE_SINGLE)
                                messages = conversation.loadMoreMsgFromDB(firstMsg.getMsgId(), pagesize);
                            else
                                messages = conversation.loadMoreGroupMsgFromDB(firstMsg.getMsgId(), pagesize);
                        } catch (Exception e1) {
                            loadmorePB.setVisibility(View.GONE);
                            return;
                        }
                        try {
                            Thread.sleep(300);
                        } catch (InterruptedException e) {
                        }
                        if (messages.size() != 0) {
                            // 刷新ui
                            if (messages.size() > 0) {
                                adapter.refreshSeekTo(messages.size() - 1);
                            }
                            if (messages.size() != pagesize)
                                haveMoreData = false;
                        } else {
                            haveMoreData = false;
                        }
                        loadmorePB.setVisibility(View.GONE);
                        isloading = false;

                    }
                    break;
            }
        }

        @Override
        public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {

        }

    }

    /*@Override
    protected void onNewIntent(Intent intent) {
        // 点击notification bar进入聊天页面，保证只有一个聊天页面
        String username = intent.getStringExtra("userId");
        if (toChatUsername.equals(username))
            super.onNewIntent(intent);
        else {
            finish();
            startActivity(intent);
        }

    }*/

    public String getToChatUsername() {
        return toChatUsername;
    }

    public ListView getListView() {
        return listView;
    }

}

